//-----------------------------------------------------------------------------
//
//	EventImpl.cpp
//
//	Windows implementation of a cross-platform event
//
//	Copyright (c) 2010 Mal Lansell <mal@lansell.org>
//	All rights reserved.
//
//	SOFTWARE NOTICE AND LICENSE
//
//	This file is part of OpenZWave.
//
//	OpenZWave is free software: you can redistribute it and/or modify
//	it under the terms of the GNU Lesser General Public License as published
//	by the Free Software Foundation, either version 3 of the License,
//	or (at your option) any later version.
//
//	OpenZWave is distributed in the hope that it will be useful,
//	but WITHOUT ANY WARRANTY; without even the implied warranty of
//	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//	GNU Lesser General Public License for more details.
//
//	You should have received a copy of the GNU Lesser General Public License
//	along with OpenZWave.  If not, see <http://www.gnu.org/licenses/>.
//
//-----------------------------------------------------------------------------
#include <windows.h>

#include "Defs.h"
#include "EventImpl.h"

namespace OpenZWave
{
	namespace Internal
	{
		namespace Platform
		{

//-----------------------------------------------------------------------------
//	<EventImpl::EventImpl>
//	Constructor
//-----------------------------------------------------------------------------
			EventImpl::EventImpl()
			{
				// Create a manual reset event
				m_hEvent = ::CreateEvent( NULL, TRUE, FALSE, NULL);
			}

//-----------------------------------------------------------------------------
//	<EventImpl::~EventImpl>
//	Destructor
//-----------------------------------------------------------------------------
			EventImpl::~EventImpl()
			{
				::CloseHandle(m_hEvent);
			}

//-----------------------------------------------------------------------------
//	<EventImpl::Set>
//	Set the event to signalled
//-----------------------------------------------------------------------------
			void EventImpl::Set()
			{
				::SetEvent(m_hEvent);
			}

//-----------------------------------------------------------------------------
//	<EventImpl::Reset>
//	Set the event to not signalled
//-----------------------------------------------------------------------------
			void EventImpl::Reset()
			{
				::ResetEvent(m_hEvent);
			}

//-----------------------------------------------------------------------------
//	<EventImpl::IsSignalled>
//	Test whether the event is set
//-----------------------------------------------------------------------------
			bool EventImpl::IsSignalled()
			{
				return (WAIT_OBJECT_0 == WaitForSingleObject(m_hEvent, 0));
			}

//-----------------------------------------------------------------------------
//	<EventImpl::Wait>
//	Wait for the event to become signalled
//-----------------------------------------------------------------------------
			bool EventImpl::Wait(int32 const _timeout)
			{
				return (WAIT_TIMEOUT != ::WaitForSingleObject(m_hEvent, (DWORD) _timeout));
			}
		} // namespace Platform
	} // namespace Internal
} // namespace OpenZWave
